As children throughout the world go back to school this fall, Ukraine's academic system remains crippled by the Russia-Ukraine crisis. Hundreds - if not thousands - of young people have been killed since the conflict started, millions are refugees in neighboring countries, millions more are internally displaced. Classrooms will re-open in some parts of Ukraine but for the most part, learning will be either remote or unavailable. CGTN's Stephanie Freid in Odesa has this story.